But as Trump has taken hits for his attacks on a federal judge over his Mexican heritage and a controversial response to last weekend's terrorist attack in Orlando, Florida, his poll numbers have taken a nosedive. At 38.3%, Trump's average support in a one-on-one matchup against Clinton is the lowest it has been since August 15 — just two months after he launched his campaign.

The chart below shows just how dramatic the plummet of Trump's poll numbers has been: